Questions about Chapel

• What's the minimal subset of the language capable of representing all chapel programs?
• What subset of the language will we concern ourselves with?

Questions for the Chapel Dev Team

• If a given thread for a forall loop is assigned iterations 1, 3 and 7, will they necessarily be assigned in that order?
• How do/will parallel iterators affect the assignment of threads to iterations of a forall loop.

Chapel Constructs

Concepts

• Tasks

Types

• int
• bool
• range
• rectangular domain
• array
• sync
• single

Statements

• for
• forall
• coforall
• begin
• cobegin
• call
• assignment
• if
• block
• select
• expression
• (do)while
• return
• procedure declaration
• variable declaration

Expressions

• Literal
• Variable
• Function call
• L-Value
• Parenthesis
• Unary operators
  • - (Negation)
• Binary Operators
  • + (Addition)
  • - (Subtraction)
  • / (Integer/Rational Divide)
  • * (Times)
  • % (Modulus)
  • | | (Logical Or)
  • & & (Logical and)
• = (Assignment)